1[vset    compress zip]
2[include compress/header.inc]
3
4[para]
5
6The command is based on the deflate compression algorithm as specified
7in RFC 1951 ([uri http://www.rfc-editor.org/rfc/rfc1951.txt]) and as
8implemented by the zlib compression library
9([uri http://www.gzip.org/zlib/]).
10See also RFC 1950 ([uri http://www.rfc-editor.org/rfc/rfc1950.txt])
11
12[para]
13[list_begin definitions]
14
15[call [cmd [vset compress]] [opt [arg options...]] [opt [arg data]]]
16
17[list_begin definitions]
18[include compress/options.inc]
19
20[lst_item "[option -nowrap] [arg boolean]"]
21
22If set to [const true] the command will not create the zip specific
23header (See RFC 1950) normally written before the compressed data. The
24options defaults to [const false].
25
26It has to be used when writing a [syscmd gzip] emulation in Tcl as
27gzip creates a different header.
28
29
30[include common/options.inc]
31[list_end]
32[list_end]
33
34[keywords {rfc 1950} {rfc 1951} {rfc 1952}]
35[include compress/footer.inc]
36